Which of the following statements concerning the marriage practices of plantation owners during the period of Black slavery in the United States can most logically be inferred from the information in the passage. A. These practices began to alter sometime around the mid-eighteenth century. B. These practices varied markedly from one region of the country to another. C. Plantation owners usually based their choice of marriage partners on economic considerations. D. Plantation owners often married earlier than slaves. E. Plantation owners often married their cousins.